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Siemens 3RU2116-0HB0 Thermal Overload Relay - 0.55-0.80A

Siemens 3RU2116-0HB0 Thermal Overload Relay for motor protection.

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ManufacturerSiemens

Part number3RU2116-0HB0

Type Thermal Overload Relay

Manufacturer Siemens

Series SIRIUS 3RU21

Part Number 3RU2116-0HB0

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Thermal Overload Protection Motor Protection Contactor Mountable Screw Terminals Manual/Automatic Reset Class 10 Trip Class

Product description

The Siemens 3RU2116-0HB0 is a thermal overload relay engineered for robust motor protection. It features an adjustable current range from 0.55 to 0.80 A and is designed to meet Class 10 tripping characteristics. This unit is suitable for mounting directly onto compatible Siemens contactors and utilizes screw terminals for both main power and auxiliary control circuits. It offers both manual and automatic reset options.

This relay is essential for safeguarding electric motors in demanding industrial environments, such as those found in manufacturing plants, material handling systems, and processing facilities. It effectively protects against damage caused by sustained overcurrent conditions and phase imbalances, ensuring operational continuity.

Stanlo Automation, a proud veteran-owned business, offers the Siemens 3RU2116-0HB0 as part of our extensive inventory of surplus automation components. Trust us for quality, reliability, and competitive pricing on essential industrial parts.

Technical specifications

Type	Thermal Overload Relay
Manufacturer	Siemens
Series	SIRIUS 3RU21
Part Number	3RU2116-0HB0
Current Range	0.55-0.80 A
Size	S00
Trip Class	Class 10
Mounting	Contactor Mounting
Reset	Manual/Automatic
Main Circuit Terminals	Screw
Auxiliary Circuit Terminals	Screw

Common applications

Motor Control

Pump Control

Conveyor Systems

HVAC Equipment

Industrial Machinery

Manufacturing Automation

Compatible systems

Siemens 3RT Contactors

Also known as

Siemens 3RU21160HB0 SIRIUS 3RU21 Overload Relay Siemens Motor Protection Relay

Replaces / compatible with

Replaces older Siemens overload relays with similar current ratings and mounting specifications. Compatible with Siemens 3RT contactors.

Technical note

Expert tip

For reliable operation, ensure the ambient temperature around the relay is within the specified operating range to maintain accurate thermal sensing.

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Frequently asked questions

What is the trip class of the Siemens 3RU2116-0HB0 overload relay?

The Siemens 3RU2116-0HB0 overload relay is rated for Class 10. This means it will trip within 10 seconds when carrying six times the set current, providing a standard level of motor protection against overloads.